LTA ZOTL40+ Reference Amplifier

from $6,800.00
Tubes:

Reference Power Amplifier

The latest iteration of LTA's EL34-based amplifier, the ZOTL40 Reference+ amplifier is an end-game component for guaranteed excellence in any environment.

The process to develop the ZOTL40+ reference amp included:

  • A thorough audit of the design and engagement with clientele and about how best to improve the product. 

  • A rigorous testing phase including careful component auditioning (review & final selection) with a broad range of available loudspeakers on the market to produce an informed and balanced result based on what people want. 

  • Design of the low-resonance aluminum chassis by Fern the award-winning industrial design crew at Fern & Roby.

The result is a significant improvement to the ZOTL40+ that makes it one of our favorite power amps and our go to component for guaranteed excellence in a presentation.

LTA’s commitment to delivering awesome value to their clientele is demonstrated by their decision to supply the ZOTL40+ reference amp with premium NOS Mullard EL-34 power tubes which really make this design really sing!

Contact us to learn more.

Reference Power Amplifier

The latest iteration of LTA's EL34-based amplifier, the ZOTL40 Reference+ amplifier is an end-game component for guaranteed excellence in any environment.

The process to develop the ZOTL40+ reference amp included:

  • A thorough audit of the design and engagement with clientele and about how best to improve the product. 

  • A rigorous testing phase including careful component auditioning (review & final selection) with a broad range of available loudspeakers on the market to produce an informed and balanced result based on what people want. 

  • Design of the low-resonance aluminum chassis by Fern the award-winning industrial design crew at Fern & Roby.

The result is a significant improvement to the ZOTL40+ that makes it one of our favorite power amps and our go to component for guaranteed excellence in a presentation.

LTA’s commitment to delivering awesome value to their clientele is demonstrated by their decision to supply the ZOTL40+ reference amp with premium NOS Mullard EL-34 power tubes which really make this design really sing!

Contact us to learn more.

The ZOTL40 Reference manages to tip-toe the line between a classic tube sound, and a modern, solid-state A/B amplifier; and does so while being dead silent. Yep, you read that correctly. Silent.
— Positive Feedback given to LTA

Specifications

Sensitivity: 1.2V provides full output

  • Output impedance 1.6 ohms

  • Input impedance: 50k

  • 100V / 120V / 240V operation: Auto-switching

  • Hum and noise: 94dB below full output (measured between 8Hz-60kHz +0/-0.5dB) 

  • Power output with 4-ohm load: up to 51W, 0.5% THD

  • Power output with 8-ohm load: up to 46W, 0.5% THD

  • Frequency response (8-ohm load): 8Hz to 50kHz, +0, -.5dB

  • Amplifier class: Push-pull Class AB

  • Net weight: 15 lbs

  • Finish: Aluminum case

  • Tube complement: two 12AX7s, two 12AU7s, & 

  • four Mullard NOS EL-34s

  • Push-pull, Class AB output stage

  • No adjustments – tubes are auto-biased

More Information

The ZOTL40 Amp provides 40+ watts per channel outputs with accurate, uncolored sound and automatically protected circuitry.  The hand-wound coils & impedance converters delivers 40 watts per channel with a frequency response flat from 8 hz to almost 50K hz.  Also, the transformer-less design eliminates intermodulation distortion inherent in all transformer designs.  The ZOTL40 Reference (Mk.III) sets itself apart from its peers, producing an unforgettably palpable and poignant listening experience, it also comes with a one (1) year warranty. 

Dimensions

H - 6.5", W - 17", L - 14.5" (including binding posts)

Reviews

Gary Beard (Positive Feedback)

Marc Phillips (Part-time Audiophile)